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RPM T/E-MAXX True-Track Rear A-arm Conversion - Black
RPM T/E-MAXX True-Track Rear A-arm Conversion - Black
RPM T/E-MAXX True-Track Rear A-arm Conversion - Black
RPM T/E-MAXX True-Track Rear A-arm Conversion - Black

RPM T/E-MAXX True-Track Rear A-arm Conversion - Black

Brand: RPM

Part No: RPM80942

$55.58 RRP $58.51

Backorder: Expected 18th June 2026

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The RPM T/E‑Maxx True‑Track Rear A‑arm Conversion in black (part number RPM80942) eliminates the rear toe link and locks in a precise toe angle for consistent handling. By setting a fixed negative 1.5° per side (3° total toe‑in), the system dramatically reduces rear bump steer and helps your truck track straighter under acceleration, braking and over rough ground.

Key Features

  • Eliminates rear toe links; fixed toe‑in of 1.5° per side (3° total)
  • Significantly reduces rear bump steer for predictable suspension action
  • Retains the stock upper pivot ball for accurate camber adjustment
  • Replaces the lower pivot ball with a rock‑solid 4 mm tool steel hinge pin
  • Oversized sealed bearings: 6x15 mm outer and 12x21 mm inner
  • Larger bearings provide increased contact, higher load rating and improved fatigue resistance over stock
  • Beefed‑up components for rugged durability and slop‑free movement
  • No weight penalty vs. the stock parts they replace

What’s Included

  • 2x upper rear A‑arms
  • 2x lower rear A‑arms
  • 2x rear axle carriers
  • 2x 6x15 mm sealed bearings (outer)
  • 2x 12x21 mm sealed bearings (inner)
  • 2x aluminium pivot ball setscrews
  • 2x Delrin pivot ball bushing cups (increased contact area)
  • 2x 4 mm diameter tool steel hinge pins
  • E‑clips (minimum of 4)

Recommendations

  • Designed to pair with RPM front A‑arms #80462 and #80465 (two packs)
  • Designed to pair with RPM front axle carriers #80582 and #80585 (one pack)

Suggested Compatibility

  • T‑Maxx 2.5R
  • T‑Maxx 3.3
  • E‑Maxx 16.8

Tech Notes

  • May be adapted to earlier T/E‑Maxx versions (such as T‑Maxx 1.5, T‑Maxx 2.5, S‑Maxx and early E‑Maxx) by upgrading axles and tie rods to T‑Maxx 3.3 specification
  • One kit completes the entire rear end

Bump steer is the unwanted change in toe angle as the suspension moves through its travel. By fixing the rear toe and removing the rear toe link, this RPM True‑Track system helps keep your truck steering under your control, not the suspension.

The RPM True-Track Rear A-arm Conversion Kit Eliminates One Of The Biggest Headaches Associated With The Incredibly Popular Maxx Line Of Trucks. Rear Toe Angles Are Nearly Impossible To Set Accurately And There Isn’t A Gauge Currently Made That Can Tell The T-Maxx / E-Maxx Owner If Each Individual Wheel’s Toe Angle Is Set Correctly in Relation To The Chassis. Our Rear End Kit Completely Eliminates The Rear Toe Link, Locking In The Rear Toe Angle At A Solid Negative 1.5 Degrees Per Side For A Total Rear Toe Of Negative 3 Degrees (of Toe-In), effectively Eliminating Rear bump Steer! Our Design Retains The Stock Upper Pivot Ball In The RPM Axle Carrier To Allow Precise Camber Adjustments While The Lower Pivot Ball Has Been Eliminated In Favor Of A Rock-solid, Beefy 4mm Diameter Hinge Pin That Locks-in The Rear Toe Angles For Race Winning Consistency. All Aspects Of The RPM Rear End Conversion Have Been Beefed Up For Rugged Durability And Slop Free Movement Throughout Its Range Of Travel. We’ve Completely Redesigned The Rear End Yet All Stock Suspension Geometry Has Been Retained. Additionally, We’ve Incorporated  Our Oversized Bearings (3mm Larger In Diameter Than Stock) Into The Design, Providing 2mm More Bearing Contact With The Axle While Doubling The Bearing Load Rating & Tripling The Fatigue Rating Over Stock Bearings. So Does All This Add Weight? Not A Single Gram! The Entire RPM Rear End Kit Weighs In At Exactly The Same As The Stock Components That Are Replaced! 

"Bump Steer" Defined: So What Is "bump Steer"? Bump Steer Is A Change In The Wheel's Toe Angle Caused By The Suspension Moving Up Or Down. Bump Steer Is Inherent To The Geometry Of The Suspension And Steering System, And Has Nothing To Do With Turning The Steering Wheel. The Effect Of Bump Steer Is For The Wheel To Toe-in Or Toe-out When The Suspension Moves Up Or Down. This Toe Change Or “steering” Occurs Any Time The Suspension Moves, Whether It Is From Body Roll, Brake-dive, Or Hitting A Bump In The Road. Bump Steer Is Undesirable Because The Suspension Is Steering The Car Instead Of The Driver.

Bump Steer Is Most Common On The Front End Of R/C Vehicles Due To The Unavoidable Use Of A Tie Rod To Allow The Vehicle To Steer. Vehicles With A Toe Link Rear End Such As The T-Maxx Also Have A Similar Amount Of Bump Steer In The Rear Because The Axle Carrier Isn't Locked In A Fixed Position And Is Constantly Being Pushed And Pulled By The Toe Link As The Suspension Moves Up And Down. This Doesn't Account For The Slop In The Rod Ends Of The Toe Link Either Which Causes Even More Toe Angle Changes. See For Yourself. Look Down At Your Vehicle From The Top And Compress The Suspension. See What Happens To The Rear Toe Angle? Each Wheel Changes By At Least A Degree Or Two Which Can Be Quite Significant. Now Imagine That Amount Of Movement While Your Suspension Arms Are Moving Independently From Each Other And You'll Understand Why The True-Track Kit Is Such An Effective Tool To Dramatically Improve Suspension Performance.

What’s Included: Our Rear End Kit Consists Of Two Upper Rear A-arms, Two Lower Rear A-arms, Two Beefy Rear Axle Carriers, Two Outer 6x15mm Sealed Bearings, Two Inner 12x21mm Sealed Bearings, Two Aluminum Pivot Ball Setscrews, Two Delrin Pivot Ball Bushing Cups (with More Than Twice The Contact Area On The Pivot Ball As Stock Setscrews!), Two 4mm Diameter Tool Steel Hinge Pins & Enough E-clips To Get The Job Done (4 Minimum).

Recommendations: The RPM True-Track System Is Designed To Match RPM A-arms (Part #80462 & #80465 - 2 Packages Needed) & Axle Carriers (#80582 & #80585 - 1 Package Needed) Currently Available For The T/E-Maxx. With The True-Track System Mounted At The Rear And A Set Of RPM Replacement A-arms & Axle Carriers Up Front, You Are Assured The Best Performing & Most Indestructible A-arm / Axle Carrier Combination Possible!

 

Tech Notes: This Rear End Kit Works On All T-Maxx 2.5R, T-Maxx 3.3 & E-Maxx 16.8 Versions. It Can Be Adapted To Work On Earlier Versions Of The T/E-Maxx Such As The T-Maxx 1.5, T-Maxx 2.5, S-Maxx & Earlier E-Maxx Versions Simply By Upgrading The Axles & Tie Rods To T-Maxx 3.3 Versions. One Kit Will Complete The Entire Rear End Of Your Truck.



Key Info:
  • Brand: RPM
  • Part No: RPM80942
  • Barcode: 672415809426
  • Fitment: Option Part
Standard Shipping

£3.95 to most of the UK

Express Shipping

£6.95 to most of the UK

Worldwide Shipping

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Questions & Answers
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Does this make the tmaxx classic any wider or is it same width as stock arms?
Shay / 15th November 2024

That is the same as the original but eliminates the rods at the back.

 This Rear End Kit Works On All T-Maxx 2.5R, T-Maxx 3.3 & E-Maxx 16.8 Versions. It Can Be Adapted To Work On Earlier Versions Of The T/E-Maxx Such As The T-Maxx 1.5, T-Maxx 2.5, S-Maxx & Earlier E-Maxx Versions Simply By Upgrading The Axles & Tie Rods To T-Maxx 3.3 Versions. One Kit Will Complete The Entire Rear End Of Your Truck.

Steve @ Wheelspin Models
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